用英语翻译下列词（不用工具）

historical events
in the bottom of
the Greatest/Biggest empire in the history
a lot of chaos and wars
influence the development of Chinese culture and education
unify China
last 30 minutes
the influence of Romans
take control of many areas of Europe
Early in 200 BC
route of trade/business
successfully introduce china to the western world
as a pay back for merchandise
experienced a hard time
a different condition/situation
the formation of Sui Dynasty